Key blank



FIG. 1 is a perspective view of a key blank showing our new design.

FIG. 2 is an enlarged front elevation view thereof;

FIG. 3 is a rear elevation view of FIG. 2;

FIG. 4 is a right end elevation view of FIG. 2;

FIG. 5 is a left end elevation view of FIG. 2;

FIG. 6 is a top plan view of FIG. 2; and

FIG. 7 is a bottom plan view of FIG. 2. 

The ornamental design for a key blank, as shown. 